// 指向当前容器
:host {
  display: flex;
  flex-direction: row;
  flex-wrap: wrap;
  position: relative;
  top: 50%;
  margin-top: -180px
}

.card {
  height: 360px;
  flex: 0 0 360px;
  margin: 10px;
  align-items: center
}

.fab-button {
  position: fixed;
  right: 32px;
  bottom: 96px;
  z-index: 998
}